Home / 91,865.13-137,797.69-29,535.63

Finding the Fourth Proportional to 91,865.13, 137,797.69 and 29,535.63

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Solution

The fourth proportional to 91,865.13, 137,797.69 and 29,535.63 is: 44,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,865.13 : 137,797.69 = 29,535.63 : x
  2. Step 2: Convert to fraction form
    91,865.13/137,797.69 = 29,535.63/x
  3. Step 3: Cross multiply
    91,865.13x = 137,797.69 × 29,535.63
  4. Step 4: Simplify right side
    91,865.13x = 4,069,941,586.69
  5. Step 5: Solve for x
    x = 4,069,941,586.69/91,865.13
  6. Step 6: Final answer
    x = 44,303.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.